HESI A2 2023 WITH CORRECT
ANSWERS
Which sof sthese sstatements sis strue sregarding sthe sway slight stravels?
A. sSound stravels sfaster sthan slight.
B. sThe sspeed sof slight sis salways sthe ssame sregardless sof sthe smedium sthrough swhich sit
stravels.
C. sLight stravels sas sboth sa swave sand sa sparticle.
D. sLight scan snot stravel sthrough sa svacuum. s- sright sanswer✔C. sLight stravels sas sboth sa
swave sand sa sparticle.
s Light sis sa scuriosity sin sthat sit sacts sas sboth sa swave sand sa sparticle. sIt sonly schanges
sdirection svia sreflection s(bouncing soff sof ssomething) sor srefraction s(passing sfrom sone
smedium sto sanother). sIn sa svacuum, sthe sspeed sof slight sis sconstant, sbut swhen spassing
sthrough sa smedium sthat shas san sindex sof srefraction sdifferent sfrom sa svacuum, slight's
sspeed sslows.
Which sof sthese selements sis sliquid sat sroom stemperature?
A. smercury
B. szinc
C. smanganese
D. smagnesium s- sright sanswer✔A. smercury
s Mercury sis sthe sonly sone sof sthe selements slisted shere sthat sis sliquid sat sroom
stemperature. sThe selement sbromine salso shas sthis sproperty.
Where sis sthe shyoid sbone slocated?
A. sneck
B. spelvis
C. srib scage
D. sleg s- sright sanswer✔A. sneck
s The shyoid sbone sis slocated sbetween sthe schin sand sthyroid scartilage.
A sperson swith sAB- sblood sshould snot sreceive sblood sfrom swhich sother sblood stype?
A. sB-
B. sA-
C. sO-
D. sAB+ s- sright sanswer✔D. sAB+
s Those swith san sAB- sblood stype sshould snot sreceive sblood sfrom sthose swith sAB+ sblood.
sAlthough sboth sAB+ sand sAB- sblood shave sA sand sB santigens, sthe sperson swith sAB-
sblood slacks sa sspecial sprotein, sor s"Rhesus" sFactor s(Rh), scirculating sin stheir sblood. sIf
sthey sare sgiven sblood sthat shas sthe sRh sfactor spresent, stheir sbody swill smake santibodies
,sto sthis sforeign ssubstance sand scomplications swill soccur. sThis sis sespecially strue sin
spregnancy ssituations swhere sthe smother sis sRh- sand sthe sbaby sshe sis scarrying sis sRh+.
Which sblood stype sis sconsidered sthe suniversal sdonor?
A. sO-
B. sO+
C. sAB-
D. sAB+ s- sright sanswer✔A. sO-
sO- sblood slacks sboth sA sand sB santigens sand sthe sRh sfactor, smaking sit sthe sonly sblood
type sthat scan sdonate sto severyone.
s
Note sthe scorrect suse sof sthe sterms santibody sand santigen:
O- sis sthe sbest sdonor sbecause sit sdoes snot shave sA, sB sor sRh santigens.
AB+ sis sthe suniversal sreceiver sbecause sit sdoes snot shave sA, sB sor sRh santibodies.
What sis sthe sonly sartery sin sthe sbody sto scarry soxygen-poor sblood?
A. srenal sartery
B. sinterosseous sartery
C. svena scava
D. spulmonary sartery s- sright sanswer✔D. spulmonary sartery
s Most sarteries sin sthe sbody scarry soxygen-rich sblood saway sfrom sthe sheart, sbut sthe
spulmonary sartery scarries soxygen-poor sblood sfrom sthe sright sventricle sof sthe sheart sto
sthe slungs. sThe svena scava swould snot sbe scorrect sbecause sit sis snot san sartery, sit sis sa
svein sand sthe squestion sasks sfor san sartery.
Chocolate scysts sof sthe sovaries sare sattributed sto s____.
A. smenorrhagia
B. sectopic spregnancy
C. spelvic sinflammatory sdisease
D. sendometriosis s- sright sanswer✔D. sendometriosis
s Endometriosis sis sa scondition sin swhich sthe stissue sfrom sthe suterus s(endometrium)
sgrows sin sother sparts sof sthe sbody, ssuch sas sthe sovaries sor sbowel. sIf sa swoman shas
sendometrial stissue sin sher sovary, sthe stissue sbleeds sand sbuilds sup sover stime, sand sas
sthe sblood sages sit sturns sbrown, shence sthe sterm s"chocolate scyst."
Which sis snot strue sof ssynovial sjoints?
A. sThey sare sfound sin sthe sintervertebral sdiscs sof sthe sspinal scolumn
B. sThey shave sa sfluid-filled scapsule sthat ssurrounds stheir sarticulating ssurface
C. sThey sare sthe smost scommon sjoint sin sthe sbody
D. sThey sare sthe smost smoveable sjoint stype sin sthe sbody s- sright sanswer✔A. sThey sare
sfound sin sthe sintervertebral sdiscs sof sthe sspinal scolumn
sInstead sof sa ssynovial sjoint, sthe sintervertebral sdiscs sof sthe sspinal scolumn sform sa
sfibrocartilaginous sjoint, swhich sallows sslight smovement sof sthe svertebrae sof sthe sspine.
, Ligaments sconnect s_______. s
A. stendon sto sbone
B. smuscle sto sbone
C. sbone sto sbone
D. smuscle sto sbone s- sright sanswer✔C. sbone sto sbone
s Ligaments sconnect sbone sto sbone, sand stendons sconnect smuscle sto sbone.
What sis sthe slongest smuscle sin sthe shuman sbody?
A. ssartorius
B. svastus smedialis
C. svastus slateralis
D. sadductor slongus s- sright sanswer✔A. ssartorius
The slongest smuscle sin sthe shuman sbody sis sthe ssartorius smuscle, swhich sis slocated sin
sthe santerior sthigh.
Which sof sthese sis snot sa spart sof sthe sbody's schemical sdefense ssystem sagainst
sinfection?
A. slysozyme
B. sagranulocyte
C. surine
D. shydrochloric sacid s- sright sanswer✔B. sagranulocyte
sAgranulocytes sare sa stype sof swhite sblood scell sand stherefore sare snot sa spart sof sthe
sbody's schemical sdefense ssystem.
Which sof sthese sis sconsidered san sexample sof snaturally sacquired spassive simmunity?
A. sinactivated s(killed) svaccine sinjection
B. sexposure sto sa sdisease sand ssubsequent simmunity
C. sattenuated s(live) svaccine sinjection
D. sbreastfeeding s- sright sanswer✔D. sbreastfeeding
s Natural spassive simmunity soccurs swhen slive santibodies sare stransferred sfrom sone
sindividual sto sanother, ssuch sas swhen santibodies sare stransferred sfrom sa smother sto sher
sbaby svia sbreast smilk.
Worms slack swhich sof sthese?
A. seyes sand sears
B. sbrain sand sears
C. seyes sand sbrain
D. snose sand sbrain s- sright sanswer✔A. seyes sand sears
s Worms slack seyes, sears, sand sa snose, sbut sthey sdo shave sbrains.
ANSWERS
Which sof sthese sstatements sis strue sregarding sthe sway slight stravels?
A. sSound stravels sfaster sthan slight.
B. sThe sspeed sof slight sis salways sthe ssame sregardless sof sthe smedium sthrough swhich sit
stravels.
C. sLight stravels sas sboth sa swave sand sa sparticle.
D. sLight scan snot stravel sthrough sa svacuum. s- sright sanswer✔C. sLight stravels sas sboth sa
swave sand sa sparticle.
s Light sis sa scuriosity sin sthat sit sacts sas sboth sa swave sand sa sparticle. sIt sonly schanges
sdirection svia sreflection s(bouncing soff sof ssomething) sor srefraction s(passing sfrom sone
smedium sto sanother). sIn sa svacuum, sthe sspeed sof slight sis sconstant, sbut swhen spassing
sthrough sa smedium sthat shas san sindex sof srefraction sdifferent sfrom sa svacuum, slight's
sspeed sslows.
Which sof sthese selements sis sliquid sat sroom stemperature?
A. smercury
B. szinc
C. smanganese
D. smagnesium s- sright sanswer✔A. smercury
s Mercury sis sthe sonly sone sof sthe selements slisted shere sthat sis sliquid sat sroom
stemperature. sThe selement sbromine salso shas sthis sproperty.
Where sis sthe shyoid sbone slocated?
A. sneck
B. spelvis
C. srib scage
D. sleg s- sright sanswer✔A. sneck
s The shyoid sbone sis slocated sbetween sthe schin sand sthyroid scartilage.
A sperson swith sAB- sblood sshould snot sreceive sblood sfrom swhich sother sblood stype?
A. sB-
B. sA-
C. sO-
D. sAB+ s- sright sanswer✔D. sAB+
s Those swith san sAB- sblood stype sshould snot sreceive sblood sfrom sthose swith sAB+ sblood.
sAlthough sboth sAB+ sand sAB- sblood shave sA sand sB santigens, sthe sperson swith sAB-
sblood slacks sa sspecial sprotein, sor s"Rhesus" sFactor s(Rh), scirculating sin stheir sblood. sIf
sthey sare sgiven sblood sthat shas sthe sRh sfactor spresent, stheir sbody swill smake santibodies
,sto sthis sforeign ssubstance sand scomplications swill soccur. sThis sis sespecially strue sin
spregnancy ssituations swhere sthe smother sis sRh- sand sthe sbaby sshe sis scarrying sis sRh+.
Which sblood stype sis sconsidered sthe suniversal sdonor?
A. sO-
B. sO+
C. sAB-
D. sAB+ s- sright sanswer✔A. sO-
sO- sblood slacks sboth sA sand sB santigens sand sthe sRh sfactor, smaking sit sthe sonly sblood
type sthat scan sdonate sto severyone.
s
Note sthe scorrect suse sof sthe sterms santibody sand santigen:
O- sis sthe sbest sdonor sbecause sit sdoes snot shave sA, sB sor sRh santigens.
AB+ sis sthe suniversal sreceiver sbecause sit sdoes snot shave sA, sB sor sRh santibodies.
What sis sthe sonly sartery sin sthe sbody sto scarry soxygen-poor sblood?
A. srenal sartery
B. sinterosseous sartery
C. svena scava
D. spulmonary sartery s- sright sanswer✔D. spulmonary sartery
s Most sarteries sin sthe sbody scarry soxygen-rich sblood saway sfrom sthe sheart, sbut sthe
spulmonary sartery scarries soxygen-poor sblood sfrom sthe sright sventricle sof sthe sheart sto
sthe slungs. sThe svena scava swould snot sbe scorrect sbecause sit sis snot san sartery, sit sis sa
svein sand sthe squestion sasks sfor san sartery.
Chocolate scysts sof sthe sovaries sare sattributed sto s____.
A. smenorrhagia
B. sectopic spregnancy
C. spelvic sinflammatory sdisease
D. sendometriosis s- sright sanswer✔D. sendometriosis
s Endometriosis sis sa scondition sin swhich sthe stissue sfrom sthe suterus s(endometrium)
sgrows sin sother sparts sof sthe sbody, ssuch sas sthe sovaries sor sbowel. sIf sa swoman shas
sendometrial stissue sin sher sovary, sthe stissue sbleeds sand sbuilds sup sover stime, sand sas
sthe sblood sages sit sturns sbrown, shence sthe sterm s"chocolate scyst."
Which sis snot strue sof ssynovial sjoints?
A. sThey sare sfound sin sthe sintervertebral sdiscs sof sthe sspinal scolumn
B. sThey shave sa sfluid-filled scapsule sthat ssurrounds stheir sarticulating ssurface
C. sThey sare sthe smost scommon sjoint sin sthe sbody
D. sThey sare sthe smost smoveable sjoint stype sin sthe sbody s- sright sanswer✔A. sThey sare
sfound sin sthe sintervertebral sdiscs sof sthe sspinal scolumn
sInstead sof sa ssynovial sjoint, sthe sintervertebral sdiscs sof sthe sspinal scolumn sform sa
sfibrocartilaginous sjoint, swhich sallows sslight smovement sof sthe svertebrae sof sthe sspine.
, Ligaments sconnect s_______. s
A. stendon sto sbone
B. smuscle sto sbone
C. sbone sto sbone
D. smuscle sto sbone s- sright sanswer✔C. sbone sto sbone
s Ligaments sconnect sbone sto sbone, sand stendons sconnect smuscle sto sbone.
What sis sthe slongest smuscle sin sthe shuman sbody?
A. ssartorius
B. svastus smedialis
C. svastus slateralis
D. sadductor slongus s- sright sanswer✔A. ssartorius
The slongest smuscle sin sthe shuman sbody sis sthe ssartorius smuscle, swhich sis slocated sin
sthe santerior sthigh.
Which sof sthese sis snot sa spart sof sthe sbody's schemical sdefense ssystem sagainst
sinfection?
A. slysozyme
B. sagranulocyte
C. surine
D. shydrochloric sacid s- sright sanswer✔B. sagranulocyte
sAgranulocytes sare sa stype sof swhite sblood scell sand stherefore sare snot sa spart sof sthe
sbody's schemical sdefense ssystem.
Which sof sthese sis sconsidered san sexample sof snaturally sacquired spassive simmunity?
A. sinactivated s(killed) svaccine sinjection
B. sexposure sto sa sdisease sand ssubsequent simmunity
C. sattenuated s(live) svaccine sinjection
D. sbreastfeeding s- sright sanswer✔D. sbreastfeeding
s Natural spassive simmunity soccurs swhen slive santibodies sare stransferred sfrom sone
sindividual sto sanother, ssuch sas swhen santibodies sare stransferred sfrom sa smother sto sher
sbaby svia sbreast smilk.
Worms slack swhich sof sthese?
A. seyes sand sears
B. sbrain sand sears
C. seyes sand sbrain
D. snose sand sbrain s- sright sanswer✔A. seyes sand sears
s Worms slack seyes, sears, sand sa snose, sbut sthey sdo shave sbrains.
